CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Consolidated net income	$ 428.5	$ 298.5	$ 280.6
Other comprehensive income (loss):
Foreign currency translation adjustments net of tax benefit of $(3.2), $(1.4) and $(2.1), respectively)	93.3	(67.4)	(77.8)
Derivatives designated as hedging instruments net of tax expense (benefit) of $23.8, ($13.8), and $12.5 respectively)	(77.1)	44.2	51.4
Pension and other postretirement benefit liability adjustments:
Pension and other postretirement benefit liability adjustments arising during the period	(23.2)	43.8	11.6
Amortization of net loss and prior service benefit included in net periodic pension cost	(0.7)	1.2	2.9
Total pension and other postretirement benefit liability adjustments, net of tax expense (benefit) of ($5.1), $11.8 and $3.9, respectively	(23.9)	45.0	14.5
Total other comprehensive income (loss)	(7.7)	21.8	(11.9)
Total Comprehensive income	420.8	320.3	268.7
Less: Comprehensive income attributable to noncontrolling interests	2.5	1.6	1.0
Less: Comprehensive loss attributable to redeemable noncontrolling interests	(0.1)	(0.9)	(0.1)
Total Comprehensive income attributable to Bruker Corporation	$ 418.4	$ 319.6	$ 267.8